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WHO: Aerosolized Particles Unlikely To Be Significant Source Of COVID-19 Transmission


After 239 scientists raised concerns about transmission by aerosolized particles, the World Health Organization has issued a brief on the role of aerosolized particles — and called for more research.

Why Some Young People Fear Social Isolation More Than COVID-19


It's not that young adults aren't worried about the pandemic, psychologists say, but they are at far greater risk of dying by suicide. Finding ways beyond screens to foster social bonds is crucial.

An Enzyme That Increases With Exercise Can Improve Memory In Mice, And Maybe People


When scientists revved up the production of an enzyme called GPLD1 in older mice, it stimulated nerve growth in their brains and the animals navigated a maze better.

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Science | Health

The Dentist Will See You Now. But Should You Go?

Dentists spend their careers eye to eye with infectious patients, their hands inside gaping mouths, and have a vested interest in making sure everyone stays safe. Here's how they do it.

Environment | World | Science | Health

The Fire, The Virus, The Violence: Australia And The Lessons Of Natural Disasters

Family violence increases in places that have been severely burned in bushfires, Australian research finds. The isolation and financial stress of COVID-19 appear to be exacerbating the problem.

Science | Health

The Pandemic Is Pushing Scientists To Rethink How They Read Research Papers

Faced with a glut of pandemic research from around the world, scientists are confronting their biases and learning to engage with science conducted at institutions they're unfamiliar with.

Environment | Fish & Wildlife | Forestry | local | Science | Climate change

Northwest Forest Threats Include Climate Change, Insects, Disease And Wildfire

Pacific Northwest forests face increased threats from severe wildfires, insects, disease and climate change, according to a new assessment released Wednesday by the U.S. Forest Service. 

Science | Health

To Come To The Rescue Or Not? Rats, Like People, Take Cues From Bystanders

Experiments in people have long shown that the presence of indifferent bystanders hurts the chances that someone will help a stranger in an emergency. Rats, it turns out, behave the same way.

Science | Health

New Clues To ALS And Alzheimer's Disease From Physics

Structures inside healthy brain cells nimbly move from one state to the next to perform different functions. But in certain degenerative brain diseases, scientists now think, that process gets stuck.

World | News | Nation | Health | Science

Aerosols, Droplets, Fomites: What We Know About Transmission Of COVID-19

A letter from over 200 scientists to the World Health Organization asks for further investigation into how the virus spreads.


States Prepare To Spend Millions To Address Flooding

States including Virginia and Texas have set aside significant money to address flooding. Local officials hope it will help pay for flood prevention projects that the federal government won't fund.

Science | Nation | Education

'A Nightmare': Georgia Tech Faculty Push Back Against In-Person Reopening Plans

The University System of Georgia is holding in-person classes this fall, with no masks required. It's an anomaly among top public universities — and it will put people at risk, professors say.

Nation | Health | Science

My Gym Is Reopening. Is It Safe To Work Out There?

As gyms open for business, new rules aim to limit the spread of COVID-19, including spacing equipment, regular cleanings and limiting attendance. But experts say it's still safer to exercise at home.